Low 1008 hPa centered on the South-East of the Bay of Biscay moving at 6 knots to the West-North-West to be centered on the North of the Bay of Biscay.
For La Rochelle - Vieux-Port :
No gale warning.
We are 85% sure of the situation, because the atmosphere might not be as stable as forecast.
Very cloudy skies. Becoming more changeable for a time in the morning. The risk of seeing rain will remain low. In the evening, good clear periods but cloud building.
Chance of light rain. S force 3 turning SW force 4 in the middle of the day then SSW. Gusts reaching 21 knots in the evening. Smooth sea becoming smooth to slight in the middle of the day. Low, fairly long swell from W. Good visibility becoming excellent in the middle of the day.